Home / 1,373,907.60-2,060,278.20-664,153.20

Finding the Fourth Proportional to 1,373,907.60, 2,060,278.20 and 664,153.20

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Solution

The fourth proportional to 1,373,907.60, 2,060,278.20 and 664,153.20 is: 995,947.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,907.60 : 2,060,278.20 = 664,153.20 : x
  2. Step 2: Convert to fraction form
    1,373,907.60/2,060,278.20 = 664,153.20/x
  3. Step 3: Cross multiply
    1,373,907.60x = 2,060,278.20 × 664,153.20
  4. Step 4: Simplify right side
    1,373,907.60x = 1,368,340,359,420.24
  5. Step 5: Solve for x
    x = 1,368,340,359,420.24/1,373,907.60
  6. Step 6: Final answer
    x = 995,947.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.